Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 639/1.5-2Z

W 639/1.5-2Z

Dimensions

d		1.5	mm
D		5	mm
B		2.6	mm
d₁	≈	2.53	mm
D₂	≈	4.5	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	2.4	mm
d_a	max.	2.4	mm
D_a	max.	4.5	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.135	kN
Basic static load rating	C₀	0.036	kN
Fatigue load limit	P_u	0.002	kN
Reference speed		200000	r/min
Limiting speed		100000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	5.9

Mass

Mass bearing

0.0002

Model Number: W 639/1.5-2Z
Inner Diameter：1.5mm Outer Diameter：5mm Width：2.6mm
Reference speed:100000 r/min Limiting speed:200000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-08-20
Application:food safety,Broadcasting System,air shower etc,laser devices,orthodontic material,medical equipment,engineering machine,forklift industry,Spectrum Products,agriculture,power source
Similar models:W 639/1.5-2Z W 639/3-2RS1 W 639/2-2Z W 639/3 R-2Z W 639-2RS1 W 639-2Z W 639/2 R-2Z W 639-2RZ 6391/K-6320 W 639/2.5-2ZS
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Model No. Inner Diameter Outer Diameter Width Type

105x140x12 CRWA1 R
625/HR22Q2
99494
IR 17x24x20
PSMF 809570 A51

Purchase the SKF W 639/1.5-2Z Please fill in the following

Hot number： 12438 50x68x7 HMS5 V 63734 71914 CD/HCP4AH1 7204 BE-2RZP FY 2.3/16 FM K 24x28x10 KMFE 24 H NJ 2222 ECJ PCM 050708 E RMS 24 SAF 23044 KA x 8 SAF 23048 KATLC x 8.7/16 W 6001-2RS1 W 61800 R

Model No.	Inner Diameter	Outer Diameter	Width	Type
105x140x12 CRWA1 R
625/HR22Q2
99494
IR 17x24x20
PSMF 809570 A51